Keyboard with cover: This wired keyboard comes with a 0.4mm thick original dust film, which not only prevents splashing and pet shedding, but also prevents dust from entering through gaps. It is suitable for automotive repair, production workshops, warehouse management, printing and other dusty places; Extend the lifespan of the keys and keep the keyboard clean Less noise, more quiet: The keyboard is not particularly silent, but with the original keyboard cover, it is over 90% quieter than other similar keyboards, so you don't have to worry about disturbing others Laser engraving characters: This USB wired computer keyboard adopts advanced laser engraving technology, and the characters feel a bit raised, When typing, you can relax your fingers, and the characters will not fade after long-term use. Avoid the trouble of unclear handwriting and use it confidently 12 Multimedia Hotkeys: The wired keyboard has 12 multimedia shortcuts combinations that is convenient to instant acces